Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and METOP-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/23/2025
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (METOP-C) Time (METOP-C) Lat,Lon (METOP-C) SZA (METOP-C ) Distance(km) Time Diff (sec)
1 03/26/2025 10:03:02 73.52, 19.50 71.37 03/26/2025 10:04:08 73.47, 22.46 71.16 93.67 66
2 03/26/2025 10:53:45 -73.50,-173.13 108.67 03/26/2025 10:54:51 -73.44,-170.30 108.89 89.99 66
3 03/26/2025 11:44:26 73.23, -5.23 71.03 03/26/2025 11:45:35 73.20, -3.49 70.89 55.81 69
4 03/26/2025 12:35:08 -73.16, 162.25 109.07 03/26/2025 12:36:19 -73.11, 163.65 109.21 45.44 71
5 03/26/2025 13:25:50 72.95, -29.97 70.68 03/26/2025 13:27:03 72.87, -29.53 70.57 16.62 73
6 03/26/2025 14:16:32 -72.87, 137.50 109.42 03/26/2025 14:17:46 -72.84, 137.73 109.48 8.39 74
7 03/26/2025 15:07:17 72.81, -55.05 70.50 03/26/2025 15:08:26 72.80, -55.02 70.47 1.36 69
8 03/26/2025 15:58:00 -72.79, 112.32 109.54 03/26/2025 15:59:09 -72.77, 112.24 109.57 3.43 69
9 03/26/2025 16:48:46 72.77, -80.34 70.43 03/26/2025 16:49:48 72.77, -80.41 70.43 2.35 62
10 03/26/2025 17:39:30 -72.80, 86.92 109.56 03/26/2025 17:40:30 -72.79, 86.96 109.58 1.40 60
11 03/26/2025 18:30:16 72.78,-105.74 70.42 03/26/2025 18:31:09 72.80,-105.69 70.42 2.91 53
12 03/26/2025 19:20:59 -72.76, 61.62 109.63 03/26/2025 19:21:52 -72.77, 61.57 109.62 2.14 53
13 03/26/2025 20:11:46 72.79,-131.14 70.40 03/26/2025 20:12:31 72.78,-131.08 70.37 2.57 45
14 03/26/2025 21:02:29 -72.77, 36.22 109.64 03/26/2025 21:03:14 -72.75, 36.18 109.67 2.91 45
15 03/26/2025 21:53:15 72.75,-156.43 70.33 03/26/2025 21:53:53 72.76,-156.46 70.33 0.99 38
16 03/26/2025 22:43:59 -72.78, 10.82 109.65 03/26/2025 22:44:35 -72.78, 10.90 109.67 2.74 36
17 03/26/2025 23:34:45 72.77, 178.17 70.32 03/26/2025 23:35:14 72.79, 178.26 70.32 3.55 29
18 03/27/2025 00:25:28 -72.75, -14.47 109.72 03/27/2025 00:25:57 -72.75, -14.48 109.72 0.98 29
19 03/27/2025 01:16:14 72.73, 152.87 70.25 03/27/2025 01:16:36 72.76, 152.87 70.28 3.70 22
20 03/27/2025 02:06:58 -72.76, -39.87 109.74 03/27/2025 02:07:19 -72.73, -39.87 109.77 3.00 21
21 03/27/2025 02:57:44 72.74, 127.47 70.23 03/27/2025 02:57:58 72.74, 127.48 70.23 0.40 14
22 03/27/2025 03:48:27 -72.72, -65.17 109.81 03/27/2025 03:48:41 -72.71, -65.26 109.82 3.26 14
23 03/27/2025 04:39:13 72.70, 102.18 70.16 03/27/2025 04:39:20 72.72, 102.10 70.18 3.09 7
24 03/27/2025 05:29:57 -72.73, -90.57 109.82 03/27/2025 05:30:02 -72.74, -90.54 109.82 1.01 5
25 03/27/2025 06:20:43 72.72, 76.78 70.15 03/27/2025 06:20:42 72.69, 76.71 70.13 3.31 1
26 03/27/2025 07:11:26 -72.70,-115.86 109.89 03/27/2025 07:11:24 -72.72,-115.92 109.87 3.07 2
27 03/27/2025 08:02:13 72.73, 51.38 70.14 03/27/2025 08:02:03 72.72, 51.43 70.13 1.79 10
28 03/27/2025 08:52:56 -72.71,-141.26 109.91 03/27/2025 08:52:46 -72.69,-141.31 109.92 2.39 10
29 03/27/2025 09:43:42 72.69, 26.08 70.07 03/27/2025 09:43:25 72.70, 26.04 70.08 1.72 17
30 03/27/2025 10:34:26 -72.72,-166.66 109.92 03/27/2025 10:34:07 -72.72,-166.59 109.92 2.19 19
31 03/27/2025 11:25:11 72.70, 0.68 70.05 03/27/2025 11:24:46 72.68, 0.65 70.03 3.06 25
32 03/27/2025 12:15:54 -72.68, 168.05 109.99 03/27/2025 12:15:28 -72.70, 168.02 109.97 1.94 26
33 03/27/2025 13:06:41 72.72, -24.72 70.04 03/27/2025 13:06:07 72.71, -24.63 70.03 3.19 34
34 03/27/2025 13:57:24 -72.69, 142.65 110.00 03/27/2025 13:56:50 -72.68, 142.63 110.01 2.19 34
35 03/27/2025 14:48:10 72.68, -50.01 69.97 03/27/2025 14:47:29 72.68, -50.01 69.98 0.51 41
36 03/27/2025 15:38:53 -72.66, 117.35 110.07 03/27/2025 15:38:12 -72.65, 117.25 110.06 3.41 41
37 03/27/2025 16:29:40 72.69, -75.41 69.96 03/27/2025 16:28:51 72.66, -75.40 69.94 3.46 49
38 03/27/2025 17:20:23 -72.67, 91.95 110.09 03/27/2025 17:19:33 -72.68, 91.97 110.06 1.37 50
39 03/27/2025 18:11:09 72.65,-100.71 69.89 03/27/2025 18:10:13 72.64,-100.79 69.89 3.16 56
40 03/27/2025 19:01:53 -72.68, 66.55 110.10 03/27/2025 19:00:55 -72.66, 66.58 110.11 2.81 58
41 03/27/2025 19:52:39 72.67,-126.11 69.87 03/27/2025 19:51:34 72.67,-126.07 69.88 1.26 65
42 03/27/2025 20:43:22 -72.64, 41.26 110.17 03/27/2025 20:42:17 -72.64, 41.19 110.16 2.26 65
43 03/27/2025 21:34:08 72.63,-151.40 69.80 03/27/2025 21:32:56 72.64,-151.46 69.84 2.41 72
44 03/27/2025 22:24:52 -72.66, 15.86 110.18 03/27/2025 22:23:38 -72.66, 15.91 110.16 1.98 74
45 03/27/2025 23:15:34 72.44,-176.39 69.57 03/27/2025 23:14:22 72.42,-177.25 69.61 29.04 72
46 03/28/2025 00:06:17 -72.42, -9.03 110.47 03/28/2025 00:05:04 -72.44, -9.88 110.39 28.79 73
47 03/28/2025 00:56:58 72.14, 158.82 69.22 03/28/2025 00:55:49 72.14, 156.87 69.33 66.52 69
48 03/28/2025 01:47:41 -72.12, -33.83 110.82 03/28/2025 01:46:32 -72.11, -35.86 110.71 69.56 69

Figure of NPP and METOP-C satellite orbits during SNOs since TLE Epoch: 3/23/2025
SNOs_Map_NPP_METOP-C_20250323.jpg

Download SNOs between NPP and METOP-C since TLE EPOCH: 03/23/2025 in txt file.

Historial Predications of SNOs between NPP and METOP-C